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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. ANN R ERNST PHD
NPI 1255398053
Psychologist - Clinical Child & Adolescent in Dubuque, IA

Active since April 27, 2006
899 MOUNT CARMEL ST, DUBUQUE, IA 52003(563) 582-3721(563) 582-0324 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Ann R Ernst Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ANN R ERNST PHD (NPI 1255398053) is an individual clinical child & adolescent provider in Dubuque, Iowa, licensed in Iowa (16) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1255398053
Entity TypeIndividualFemale
Primary Taxonomy103TC2200X
Provider Legal NameDR. ANN R ERNSTCredential: PHD
Location Address899 MOUNT CARMEL STDubuque, IA 52003-7946
Mailing Address899 Mount Carmel StDubuque, IA 52003-7946 · (563) 582-3721 · Fax (563) 582-0324
Phone(563) 582-3721
Fax(563) 582-0324
Sole ProprietorNo
Enumeration DateApril 27, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1255398053 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · Clinical Child & AdolescentBehavioral Health & Social Service Providers
Taxonomy Code103TC2200X
License✔ Licensed in IA · 16
Definition
A psychologist who develops and applies scientific knowledge to the delivery of psychological services to infants, toddlers, children and adolescents within their social context. Of particular importance to the specialty of clinical child psychology is an understanding of the basic psychological needs of children and adolescents, and how the family and other social contexts influence the socio-emotional adjustment, cognitive development, behavioral adaptation and health status of children and adolescents.
899 MOUNT CARMEL ST, Dubuque, IA 52003
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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ann Ernst's NPI number?

The NPI number for Ann Ernst is 1255398053. It was assigned to this individual provider in the NPPES registry on April 27, 2006.

Where is Ann Ernst located?

Ann Ernst practices at 899 Mount Carmel St, Dubuque, IA 52003. The listed phone number is (563) 582-3721.

What is Ann Ernst's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical Child & Adolescent, with taxonomy code 103TC2200X.

When was this NPI record last updated?

The NPPES record for Ann Ernst was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.